package com.lyz.springcloud.controller;

import com.lyz.springcloud.pojo.Dept;
import com.lyz.springcloud.service.DeptService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;

/**
 * @author 李勇志
 * @create 2019-11-22 18:03
 */
//提供restful服务
@RestController
public class DeptController {
    @Autowired
    private DeptService deptService;
    //获取一些配置信息，得到集体的微服务！
    @Autowired
    private DiscoveryClient client;

    @PostMapping("/dept/add")
    public boolean addDept(Dept dept){
        return deptService.addDept(dept);
    }

    @GetMapping("/dept/get/{id}")
    public Dept get(@PathVariable("id") Long id){
        Dept dept = deptService.queryById(id);
        if (dept==null){
            throw new RuntimeException("id=>"+id+",不存在该用户，李哥我，找了没找到！！");
        }
        return dept;
    }
    @GetMapping("/dept/list")
    public List<Dept> queryAll(){
        return deptService.queryAll();
    }
    //注册进来的微服务，获取一些消息
    @GetMapping("/dept/discovery")
    public Object discovery(){
        //获取微服务列表的清单
        List<String> services = client.getServices();
        System.out.println("discovery=>services:"+services);
        //得到一个具体的微服务信息，通过集体的微服务id，applicationname;
        List<ServiceInstance> instances = client.getInstances("SPRINGCLOUD-PROVIDER-DEPT");

        for (ServiceInstance instance : instances){
            System.out.println(
                    instance.getHost()+"\t"+
                    instance.getPort()+"\t"+
                    instance.getUri()+"\t"+
                    instance.getServiceId()
            );
        }
        return this.client;
    }
}
